saradaher2112 saradaher2112

24-02-2022
Mathematics

contestada

Sarah goes up a hill and then down again the same way. On the way up she averages 2 miles per hour. On the way down she averages 4 miles per hour. What is Sarah’s average speed in miles per hour for the whole journey? Give an exact answer.

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hellodarlings hellodarlings

24-02-2022

3 mph given for a 6 mile hike

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